Feed tube



FIG. 1 is a perspective view of a feed tube embodying the new design:

FIG. 2 is a front view thereof, the rear view being a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a perspective view thereof, showing environment;

FIG. 6 is a front view thereof, showing environment;

FIG. 7 is a right side view thereof, showing environment, the left side being a mirror image;

FIG. 8 is a top view thereof, showing environment; and,

FIG. 9 is a bottom view thereof, showing environment.

The front view is identical to the back view (not shown) and the right side view is identical to the left side view (not shown) for the alternate embodiment.

The broken line showing of the environmental structure forms no part of the claimed design. 

The ornamental design for a feed tube, as shown and described. 